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274214289 = 31937130021
BaseRepresentation
bin10000010110000…
…010110110010001
3201002222112021210
4100112002312101
51030144324124
643113210333
76536532366
oct2026026621
9632875253
10274214289
11130872288
1277a009a9
1344a7009b
14285c046d
1519118a29
hex10582d91

274214289 has 16 divisors (see below), whose sum is σ = 395266880. Its totient is φ = 168505920.

The previous prime is 274214287. The next prime is 274214299. The reversal of 274214289 is 982412472.

It is a happy number.

It is not a de Polignac number, because 274214289 - 21 = 274214287 is a prime.

It is not an unprimeable number, because it can be changed into a prime (274214287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62902 + ... + 67119.

It is an arithmetic number, because the mean of its divisors is an integer number (24704180).

Almost surely, 2274214289 is an apocalyptic number.

It is an amenable number.

274214289 is a deficient number, since it is larger than the sum of its proper divisors (121052591).

274214289 is a wasteful number, since it uses less digits than its factorization.

274214289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130080.

The product of its digits is 64512, while the sum is 39.

The square root of 274214289 is about 16559.4169281409. The cubic root of 274214289 is about 649.6758059847.

The spelling of 274214289 in words is "two hundred seventy-four million, two hundred fourteen thousand, two hundred eighty-nine".

Divisors: 1 3 19 37 57 111 703 2109 130021 390063 2470399 4810777 7411197 14432331 91404763 274214289